电池组中的每个电池都可受到过压/欠压监控。
检测到过压后,ODI引脚将assert指示故障情况,并保持asserted状态直至故障被清除。在欠压情况下,UDI引脚也会assert指示故障,但脉冲宽度为预设在保护器中。过压和欠压检测在故障指示之前都有一个硬编码的预设延迟时间。
将ENB拉高将开始测量电池组电压,并将其与预设的检测阈值表进行比较。
如果超过阈值电压,保护器将为相应的LED供电,来指示电池组的充电状态。
硬件保护和电池监控自动运行,无需微控制器。
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可靠性数据
Die Related Summary Data
Device: NCS35011DTBR2G
Equivalent to wafer fab process: I4TE
产品技术
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等效器件小时
平均故障间隔时间/平均无故障时间(按小时计算)
FITS
I4TE
3
6620906392
More Details
Re-calculate Data
Data is based on the following assumptions.
Note: The temperature and confidence level may be adjusted to your requirements.
Disclaimer: A reliability FIT rate calculated using this tool shall not be used for any functional safety purpose. In case a raw FIT rate needs to be estimated for a component which is targeted to be used in a safety critical application (i.e. compliant to ISO 26262 standard) it should be calculated according to generic safety standards (IEC62380, IEC61709, SN29500, FIDES, etc.)